ANATOMY. 





stances of anatomical structure, which arc 

 peculiar to the foetus, will be given under 

 the article FtETrs. 



ITPLAWATIOX OF TH1E AWATOMICAL PLATE?. 

 1'LATK I. 



Fig. 1. Jl front vieia ofthf skeki" 



1. The cranium. 



2. Os frontis. 



3. 3. The orbits. 



4. Upper jaw-bone. 



5. Teeth. 



6. Lower jaw-bone. 



7. The seven true ribs. 



8. The five false ribs. - 



9. First bone of the sternum. 



10. Second bone of the sternum. 



11. Ensiform cartilage. 



12. The five lumbar vertebrx. 



13. Ilium, or haunch-bone. 



14. Os ischii. 



15. Os pubis. 



16. Os sacrum, or bone of the rump. 



17. Symphisis pubis. 



18. Thigh-bone. 



19. Head of the thigh-bone. 



20. Trochanter major. 



21. Patella, or knee-pan. 



22. 23. External and internal condyles 

 of the thigh. 



24. Tibia. 



25. Fibula. 



26. Bones of the tarsus. 



27. Bones of the metatarsus. 



28. Bones of the toes. 



a. The clavicle, or collar-bone. 



b. Scapula, or shoulder-blade. 



r. Humerus, or bone of the arm. 



d. Ulna. 



e. Radius. 



f. First row or phalanx of carpal bones, 

 j-. Second row or phalanx of carpal bones. 

 A. Bones of the metacarpus. 



i. First phalanges of the fingers. 

 k. Second phalanges of the fingers. 

 /. Third phalanges. 

 m. Three phalanges of the thumb. 



Fig. 2. View of the rifftit Tetitriclr ami pulmo- 

 nary artery laid open. 



These parts are marked A a in Plate VI. 

 Fig. 1. 



a. A triangular flap of the fleshy side of 

 the ventricle, turned back, to expose the 

 cavity. 



b. Columns carnex of the heart. 

 e . Tricuspidal valve. 



ri. The three scmilxuiar valves in the 



mouth of the pulmonary artery, which is 

 slit open. 



e. e Cut edges of the ventricle. 



Fig. 3. Vieie of the cavity of the left -ventri- 

 cle, and mouth of the aorta . 



a. a. Cut edges of the ventral. 



b. Columnae carneae. 

 r. Chords tendinae. 

 d. Mitml valve. 



f. Scmilunar valves of the aorta. 



PLATE II. 



Fig. 1. Backrie-ai of the skeleton. 



1. 2. Ossa parietalia. 



3. Os occipitis. 



4. Os temporis. 



5. Mastoid process of the temporal 

 bone. 



6. The seven cervical vertebrae. 



7. The twelve dorsal vertebra. 



8. The five lumbar vertebrae. 



11. Os sacrum, or rump-bone. 



12. Os coccygis, or crupper bone. 



13. Ilium. 



9. Ischium. 



14. Neck of the thigh-bone. 



15. Trochanter major. 



16. Trochanter minor. 



17. Condyles of the thigh. 



18. Malleolus externus. 



19. Malleolus internus. 



20. Os calcis. 



Fig. 2. The small bones contained in the 

 tymjianum of the ear. 



1. Malleus. 



2. Incus. 



3. Os orbiculare. 



4. Stipes. 



Fig. 3. Ji view of the tame bones, as joined 

 to each other, and as connected to the mem- 

 brana tympani. 



e. Membrana tympani with the handle 

 of the malleus connected. 

 /. Head of tin- malleus joined to 

 'g, which is the luxly of the incus. 

 h. Base of the stapes. 



Fig. 4. .# view of the labyrinth of the ear. 



a. Three semicircular canals unopened. 



b. Section of the cochlea. 



e. Auditory nerve. 



d. Branches of the nerve going to the 

 vestibulum and semicircular car 



f. Trunk of the nerve most beautifully 



